Stadium: Court 9 Round: 25 Ground: Clay
| ITF Bolivia F3 | 2018/09/30 15:00 | Federico Zeballos v Alejandro Mendoza | 6-2,6-1 |
| ITF Bolivia F3 | 2018/09/29 14:00 | Andres Urrea v Alejandro Mendoza | 6-4,4-6,4-6 |
| ITF Bolivia F3 | 2018/09/28 14:00 | Alejandro Mendoza v Fermin Tenti | 7-5,6-4 |
| ITF Bolivia F3 | 2018/09/26 14:00 | Alejandro Mendoza v Felipe Derdoy | 4-6,6-4,6-1 |
| ITF Bolivia F3 | 2018/09/24 18:35 | Fernando Yamacita v Alejandro Mendoza | 7-6,3-6,1-6 |
| ITF Bolivia F2 | 2018/09/18 00:40 | Jose Pereira v Alejandro Mendoza | 6-2,6-3 |
| ITF Bolivia F1 | 2018/09/12 21:30 | Matias Franco Descotte v Alejandro Mendoza | 6-1,6-1 |
| ITF Bolivia F1 | 2018/09/12 00:30 | Felipe Derdoy v Alejandro Mendoza | 3-6,3-6 |
| ITF Peru F2 | 2018/10/01 15:00 | Tomas Farjat v Julian Gimenez | 6-4,6-4 |
| ITF Peru F2 | 2018/09/30 15:30 | Tomas Farjat v Laelson Rodrigues | 6-3,6-4 |
| ITF Peru F2 | 2018/09/29 18:00 | Tomas Farjat v Gianluca Ballotta | 6-0,6-2 |
| ITF Peru F1 | 2018/09/26 15:00 | Duilio Beretta v Tomas Farjat | 4-6,7-6,6-2 |
| ITF Peru F1 | 2018/09/24 16:25 | Marco Pairetti v Tomas Farjat | 6-4,2-6,5-7 |
| ITF Argentina F6 | 2018/09/18 13:00 | Tomas Farjat v Francisco Cerundolo | 2-6,0-6 |
| ITF Argentina F6 | 2018/09/17 13:00 | Tomas Farjat v Santiago Bramajo | 3-6,7-6,6-2 |
| ITF Argentina F6 | 2018/09/15 17:00 | Tomas Farjat v Luciano Carraro | 7-6,6-4 |